#300A0C#300A0C

#300A0C is a very dark, moderate red. Relative luminance 0.009; OKLCH L 21.3% C 0.062 H 21.1°. Best body text is #FFFFFF at 17.88:1 contrast (WCAG AA passes).

Color values

HEX	#300A0C
RGB	rgb(48, 10, 12)
HSL	hsl(357, 66%, 11%)
HSV	hsv(357, 79%, 19%)
CMYK	cmyk(0%, 79.2%, 75%, 81.2%)
CIE-LAB	lab(7.88, 19.47, 7.25)
CIE-LCH	lch(7.88, 20.77, 20.43°)
OKLab	oklab(21.34% 0.0577 0.0223)
OKLCH	oklch(21.34% 0.062 21.1)
XYZ	xyz(1.3940, 0.8722, 0.4427)
Luminance	0.0087 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#300A0C #0A302E

analogous

#300A1F #300A0C #301B0A

triadic

#300A0C #0C300A #0A0C30

tetradic

#300A0C #1F300A #0A302E #1B0A30

square

#300A0C #1F300A #0A302E #1B0A30

split-complementary

#300A0C #0A301B #0A1F30

monochromatic

#190506 #190506 #300A0C #631519 #951F25

Accessibility & contrast

On white

17.88

#300A0C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#300A0C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #300A0C

17.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##300A0C	#FFFFFF	#000000	##FFFFFF
##300A0C	1.00	17.88	1.17	17.88
#FFFFFF	17.88	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#14120C

Deuteranopia (green-blind)

#1D1A0B

Tritanopia (blue-blind)

#35030B

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #300a0c;
/* rgb */ color: rgb(48, 10, 12);
/* oklch */ color: oklch(21.3% 0.062 21.1);

Tailwind

colors: {
  custom: {
    50: '#6b4b4c',
    500: '#300a0c',
    950: '#000000',
  },
}

SCSS

$custom: #300a0c;
$custom-light: #6b4b4c;
$custom-dark: #000000;

JSON

{
  "hex": "#300a0c",
  "rgb": {
    "r": 48,
    "g": 10,
    "b": 12
  },
  "hsl": {
    "h": 356.842,
    "s": 65.517,
    "l": 11.373
  },
  "oklch": {
    "l": 0.21337,
    "c": 0.0618,
    "h": 21.1
  },
  "luminance": 0.00872
}

Semantic roles & 50–950 ramp

primary

#300A0C

secondary

#296D6A

accent

#E8E03F

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#070101

muted

#7A7777

Preview Lab

Preview with #300A0C

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →